* configure.host (HOSTING_LIBS): Add libunwind.a if it exists.
[binutils.git] / ld / configure.host
blob45540ea436e0e3ee200d0ea5247dc553954968cf
1 # This is the linker host specific file.  This is invoked by the
2 # autoconf generated configure script.  Putting it in a separate shell
3 # file lets us skip running autoconf when modifying host specific
4 # information.
6 # This file sets the following shell variables:
7 #  HDEFINES             host specific compiler flags
8 #  HOSTING_CRT0         crt0.o file used for bootstrapping
9 #  HOSTING_LIBS         libraries used for bootstrapping
11 HDEFINES=
12 HOSTING_CRT0=/lib/crt0.o
13 HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ]; then libgcc=../gcc/libgcc.a; else libgcc=\`${CC} -print-libgcc-file-name\`; fi; if [ -f ../gcc/libgcc_eh.a ]; then libgcc="$libgcc ../gcc/libgcc_eh.a"; else libgcc_eh=\`${CC} -print-file-name=libgcc_eh.a\`; if [ x"$libgcc_eh" != xlibgcc_eh.a ]; then libgcc="$libgcc $libgcc_eh"; fi; fi; if [ -f ../gcc/libunwind.a ]; then libgcc="$libgcc ../gcc/libunwind.a"; else libunwind=\`${CC} -print-file-name=libunwind.a\`; if [ x"$libunwind" != xlibunwind.a ]; then libgcc="$libgcc $libunwind"; fi; fi; echo --start-group $libgcc -lc --end-group`'
16 #       Generic configurations:
19 case "${host}" in
21 *-*-freebsd* | *-*-kfreebsd*-gnu)
22   HOSTING_CRT0='-dynamic-linker `[ -f \`${CC} --print-prog-name=ld-elf.so.1\` ] || echo /usr/libexec/``${CC} --print-prog-name=ld-elf.so.1` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `${CC} --print-file-name=crtbegin.o`'
23   HOSTING_LIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} --print-file-name=crtend.o; fi` `${CC} --print-file-name=crtn.o`'
24   ;;
26 *-*-linux*aout* | *-*-linux*oldld)
27   HOSTING_CRT0=/usr/lib/crt0.o
28   ;;
30 *-*-linux*libc1*)
31   HOSTING_CRT0='-dynamic-linker /lib/ld-linux.so.1 /usr/lib/crt1.o /usr/lib/crti.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; elif [ -f /usr/lib/crtbegin.o ]; then echo /usr/lib/crtbegin.o; else ${CC} --print-file-name=crtbegin.o; fi`'
32   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; elif [ -f /usr/lib/crtend.o ]; then echo /usr/lib/crtend.o; else ${CC} --print-file-name=crtend.o; fi` /usr/lib/crtn.o'
33   ;;
35 *-*-linux*)
36   HOSTING_CRT0='-dynamic-linker `specs=\`${CC} --print-file-name=specs\`; { if [ x"$specs" = xspecs ]; then ${CC} -dumpspecs; else cat "$specs"; fi; } | egrep "ld[^ ]*\.so" | sed -e "s,.*-dynamic-linker[     ][      ]*\(.*/ld[^ ]*\.so..\).*,\1,"` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} --print-file-name=crtbegin.o; fi`'
37   HOSTING_LIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} --print-file-name=crtend.o; fi` `${CC} --print-file-name=crtn.o`'
38   ;;
40 *-*-netbsd*)
41   # Different versions of NetBSD with the ELF object format use different
42   # sets of start/end files.
43   HOSTING_CRT0='-dynamic-linker /usr/libexec/ld.elf_so /usr/lib/crt0.o'
44   if [ -f `${CC} --print-file-name=crti.o` ]; then
45     # Support for GCC's crtstuff present.
46     HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crti.o`"
47     if [ -f ../gcc/crtbegin.o ]; then
48       HOSTING_CRT0="$HOSTING_CRT0 ../gcc/crtbegin.o"
49     else
50       HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crtbegin.o`"
51     fi
52   else
53     # Support for GCC's crtstuff not present.
54     HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crtbegin.o`"
55   fi
56   if [ -f `${CC} --print-file-name=crtn.o` ]; then
57     # Support for GCC's crtstuff present.
58     if [ -f ../gcc/crtbegin.o ]; then
59       HOSTING_LIBS="$HOSTING_LIBS ../gcc/crtend.o"
60     else
61       HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtend.o`"
62     fi
63     HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtn.o`"
64   else
65     # Support for GCC's crtstuff not present.
66     HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtend.o`"
67   fi
68   ;;
70 *-*-openbsd*)
71   HOSTING_CRT0="-dynamic-linker /usr/libexec/ld.so /usr/lib/crt0.o"
72   HOSTING_CRT0="$HOSTING_CRT0 /usr/lib/crtbegin.o"
73   HOSTING_LIBS="$HOSTING_LIBS /usr/lib/crtend.o"
74   ;;
76 esac
79 # Now more specific configurations
82 case "${host}" in
84 *-*-linux*aout* | *-*-linux*oldld | *-*-linux*libc1*)
85   # No further tweaking needed
86   ;;
88 am33_2.0-*-linux*)
89   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,ld\[^ \]\*,ld-linux,g"`
90   ;;
92 arm*-*-linux-*)
93   HOSTING_CRT0='-p '`echo "$HOSTING_CRT0" | sed -e "s,ld\[^ \]\*,ld-linux,g"`
94   ;;
96 hppa*64*-*-hpux11*)
97   HOSTING_CRT0=/usr/ccs/lib/pa20_64/crt0.o
98   # Even if CC is not gcc, the tests use gcc.
99   HOSTING_LIBS='--start-group `if [ -f ../gcc/libgcc.a ]; then echo ../gcc/libgcc.a; else if test "$GCC" = yes; then ${CC} --print-libgcc-file-name; else gcc --print-libgcc-file-name; fi fi` -lc --end-group /usr/lib/pa20_64/milli.a'
100   ;;
102 i[3-7]86-*-bsd* | i[3-7]86-*-freebsd[12] | i[3-7]86-*-freebsd[12]\.* | i[3-7]86-*-freebsd*aout*)
103   HOSTING_CRT0=/usr/lib/crt0.o
104   ;;
106 i[3-7]86-*-sysv4*)
107   HOSTING_CRT0='/usr/ccs/lib/crt1.o /usr/ccs/lib/crti.o /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
108   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` /usr/ccs/lib/crtn.o'
109   ;;
111 i[3-7]86-sequent-ptx* | i[3-7]86-sequent-sysv*)
112   HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
113   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`'
114   ;;
116 i[3-7]86-*-sysv*)
117   HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; fi`'
118   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; fi` /lib/crtn.o'
119   ;;
121 i[3-7]86-*-solaris*)
122   HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else ${CC} -print-file-name=crt1.o; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else ${CC} -print-file-name=crti.o; fi` /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
123   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else ${CC} -print-file-name=crtn.o; fi`'
124   ;;
126 i[3-7]86-*-sco* | i[3-7]86-*-isc*)
127   # In some configurations gcc does not use crtbegin.o and crtend.o.
128   # In that case gcc -print-file-name=crtbegin.o will simply print
129   # crtbegin.o.  We create dummy crtbegin.o and crtend.o files to
130   # handle this.
131   echo "int dummy_crtbegin () { return 0; }" > crtbegin.c
132   ${CC} -c crtbegin.c -o crtbegin.o
133   rm -f crtbegin.c
134   echo "int dummy_crteng () { return 0; }" > crtend.c
135   ${CC} -c crtend.c -o crtend.o
136   rm -f crtend.c
137   HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
138   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` /lib/crtn.o'
139   ;;
141 i[3-7]86-pc-interix*)
142   HOSTING_CRT0='$$INTERIX_ROOT/usr/lib/crt0.o'
143   HOSTING_LIBS='-L $$X/local_bin -L $$INTERIX_ROOT/usr/lib '"$HOSTING_LIBS"' -lcpsx -lc -lcpsx $$INTERIX_ROOT/usr/lib/psxdll.a $$INTERIX_ROOT/usr/lib/psxdll2.a'
144   ;;
146 i[3-7]86-*-cygwin*)
147   HOSTING_LIBS="$HOSTING_LIBS"' -lcygwin -L/usr/lib/w32api -luser32 -lkernel32 -ladvapi32 -lshell32 `if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else ${CC} -print-libgcc-file-name; fi`'
148   ;;
150 ia64-*-linux-*)
151   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,ld\[^ \]*\*,ld-linux-ia64,g"`
152   ;;
154 mips*-sgi-irix4* | mips*-sgi-irix5*)
155   HOSTING_CRT0=/usr/lib/crt1.o
156   HOSTING_LIBS="$HOSTING_LIBS"' /usr/lib/crtn.o'
157   ;;
159 mips*-sgi-irix6*)
160   HOSTING_CRT0='/usr/lib32/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o ; else ${CC} -print-file-name=crtbegin.o; fi`'
161   HOSTING_LIBS='-L/usr/lib32 '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o ; else ${CC} -print-file-name=crtend.o; fi` /usr/lib32/crtn.o -init __do_global_ctors -fini __do_global_dtors'
162   ;;
164 mips*-*-linux-*)
165   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`specs.*\"\\\`,/lib/ld.so.1,"`
166   ;;
168 m68*-*-linux-*)
169   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`specs.*\"\\\`,/lib/ld.so.1,"`
170   ;;
172 m68*-motorola-sysv)
173   HOSTING_CRT0='`if [ -f ../gcc/crt0.o ]; then echo ../gcc/crt0.o; elif [ -f \`${CC} -print-file-name=\`crt0.o ]; then echo \`${CC} -print-file-name=\`crt0.o; else echo /lib/crt0.o; fi`'
174   HOSTING_LIBS=`echo "$HOSTING_LIBS" | sed -e "s,-lc,-lc881,"`
175   ;;
177 m68*-sun-*)
178   HOSTING_CRT0='/usr/lib/crt0.o /usr/lib/Fcrt1.o -L/usr/lib/fsoft.o'
179   ;;
181 m88*-*-dgux*)
182   HDEFINES=-D__using_DGUX
183   HOSTING_CRT0='/lib/crt0.o -X'
184   HOSTING_LIBS=/usr/sde/m88kbcs/lib/libc.a
185   ;;
187 m88*-motorola-sysv3)
188   HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
189   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`'
190   ;;
192 powerpc64*-*-linux-*)
193   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`specs.*\"\\\`,/lib64/ld64.so.1,"`
194   ;;
196 powerpc*-*-linux-*)
197   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`specs.*\"\\\`,/lib/ld.so.1,"`
198   ;;
200 s390x-*-linux-*)
201   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`specs.*\"\\\`,/lib/ld64.so.1,"`
202   ;;
204 s390-*-linux-*)
205   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`specs.*\"\\\`,/lib/ld.so.1,"`
206   ;;
208 sparc-*-solaris2*)
209   HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else ${CC} -print-file-name=crt1.o; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else ${CC} -print-file-name=crti.o; fi` /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
210   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else ${CC} -print-file-name=crtn.o; fi`'
211   ;;
213 sparc64-*-solaris2* | sparcv9-*-solaris2*)
214   HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else ${CC} -print-file-name=crt1.o; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else ${CC} -print-file-name=crti.o; fi` /usr/ccs/lib/sparcv9/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
215   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else ${CC} -print-file-name=crtn.o; fi`'
216   ;;
218 sparc-*-linux-*)
219   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`specs.*\"\\\`,/lib/ld-linux.so.2,"`
220   ;;
222 sparc64-*-linux-*)
223   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`specs.*\"\\\`,/lib64/ld-linux.so.2,"`
224   ;;
226 x86_64-*-linux-*)
227   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`specs.*\"\\\`,/lib64/ld-linux-x86-64.so.2,"`
228   ;;
230 *-*-freebsd* | *-*-kfreebsd*-gnu)
231   ;;
233 *-*-linux*)
234   ;;
236 *-*-netbsd*)
237   ;;
239 *-*-openbsd*)
240   ;;
242 alpha*-*-*)
243   HOSTING_CRT0=/usr/ccs/lib/crt0.o
244   ;;
246 esac